Yuugure, Orange, Saku Hana wa
From Ramsus-kun:
Megumi is rumored to have a thing for girls and, shunned by most of the school, has become something of a quiet outcast. One day, though, she catches the attention of Asuka, star of the girl's basketball team. As they become friends, Asuka is astonished to find another feeling blossoming within her heart...